La fuerza y el movimiento (Forces and Motion)

Kids often play with magnets, yet they don't learn how these playthings work for many years. Practical knowledge from their play can help them learn more about magnetism, and so can this book. Specially written for those with reading challenges or readers looking for a review, the main text covers important vocabulary, magnetic fields, and a discussion of why metals and magnets come together. Diagrams and succinct fact boxes offer additional ways to learn each concept and explain some ideas in greater detail.

The US president is the face of the United States to the rest of the world. However, he or she doesn’t have unlimited power within the country. The president has certain powers given by the Constitution, including the ability to make treaties, appoint some important government officials, and veto laws. Readers learn the many duties of the president in simple, clear language appropriate for both younger readers and older readers looking for a succinct review of the topic. Fact boxes supplement the main content with important details about checks and balances, amendments, and more that affect...

This Spanish-translated nonfiction title gives children an in-depth look at what a career as a police officer is like. Readers will learn about various aspects of life as a police officer--from being accepted into the academy to keeping streets safe. Readers will learn what a typical day in the police academy is like as well as a day in the field as an officer. Through helpful charts and diagrams and colorful images in conjunction with informational text and stunning facts, readers discover important aspects of keeping communities safe, including what's inside the patrol car, K-9 units,...

Más de 150 fotos y textos sencillos para descubrir de dónde salen los alimentos que compramos en las tiendas.

Repleto de ilustraciones en 3D, Animales acerca al lector a un mundo en constante evolución para descubrir cómo vive y cómo se relaciona con su entorno cada habitante del planeta. Animales está lleno de divertidas curiosidades y datos relevantes de especies de todo el reino animal: desde las alas de un espectacular albatros a la majestuosidad del tiburón blanco, el libro es un repaso por todas las especies que conforman cada ecosistema por remoto que sea. Descubre todo tipo de animales, desde la diminuta pulga de agua hasta la gran ballena azul. Observa la vida animal en sus detalles...

¿Qué relación hay entre un atraco a mano armada y un crimen nunca resuelto? Descúbrelo en una nueva entrega de la serie de Gotland. Protagonizada por Anders Knutas, Karin Jacobson y Johan Berg, esta trepidante novela policiaca se adentra en los traumas de la infancia y en cómo su sombra puede alcanzar el futuro.Una mañana de finales de verano tres encapuchados atracan un banco a mano armada en pleno centro de Klintehamn, una pequeña localidad en la costa oeste de la isla de Gotland. En su huida en un coche robado, los ladrones atropellan a una niña de seis años. Cuando la Policía da ...